Network Infrastructure Engineer

3 weeks ago

Weybridge Surrey, United Kingdom HCLTech Full time

We are a $13+ billion global technology company, home to more than 224,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud, and AI, powered by a broad portfolio of technology services and products.
HCLTech is a globally recognized leader in the Tech and IT industry, but we’ve never forgotten the startup mindset that got us here. It enables us not just to pull off game-changing feat after game-changing feat but to better our world in the process. This role will be responsible for deployment or daily maintenance of Cisco Identity Services Engine (ISE) appliances with security.
5+ years of experience in establishing baseline ISE security rules and policies while working with other service lane members
~1+ years of experience with performing systems administration in Windows, Linux, or VMware environments, including performing basic troubleshooting, installation, and configuration, monitoring system performance and availability, and performing security upgrades
~ Design, configure, and deploy Cisco ISE solutions to provide secure network access control, authentication, and authorization.
~ Develop and implement network access policies and security protocols to enforce compliance with organizational standards and regulatory requirements.
~ Integrate Cisco ISE with other network infrastructure components, including switches, routers, firewalls, and authentication servers.
~ Configure and troubleshoot Cisco ISE policies, profiles, and authentication methods to meet business needs.
~ Monitor and analyze network traffic using Cisco ISE to detect and respond to security threats and anomalies.
~ Collaborate with cross-functional teams to design and implement network security solutions that align with business objectives.
~ Provide technical support and troubleshooting assistance to resolve issues related to Cisco ISE implementation and operation.
~ Develop and maintain documentation, including design documents, configurations, and standard operating procedures.
~ Stay up-to-date with industry best practices and emerging technologies related to network security and identity management.
~ Experience with physical or logical network engineering, including the installation and activation of ports, configuration of switches, LANs, VLANs, VPNs, and network FW appliances, or network administration services, such as Active Directory, guest VLANs, and domain management
~ Designs and implements wireless network systems to facilitate cost-efficient, secure, and reliable communications throughout the company and with outside service providers
~ Creates detailed network designs that meet the customer requirements (including physical and logical) of complex network systems to meet the functional objectives of the business
~ Writes/engineers network device configuration scripts with associated change documentation to meet project goals and deadlines
~ Establishes processes to test applications and devices before planned network deployment to quantify their performance and recommend steps to ensure they are optimized
~ Configure and troubleshoot network devices including routers, switches, firewalls, and load balancers.
~ Monitor network performance, analyze network traffic, and optimize network resources to maximize efficiency.
~ Evaluate and recommend network hardware, software, and services to meet current and future needs.
~ Develop and maintain network documentation, including diagrams, configurations, and standard operating procedures.
~ Provide technical support and troubleshooting assistance to resolve network-related issues.
~ Participate in on-call rotation and respond to network emergencies outside of normal business hours as needed.
~ Design and deploy wireless network solutions using Meraki technologies to meet client requirements.
~ Configure and integrate Meraki wireless access points, switches, and security appliances into clients' networks.
~ Implement security best practices to protect wireless networks from unauthorized access and cyber threats.


Understanding of LAN and WAN technologies, including VLANs, spanning tree protocol (STP), routing protocols (OSPF, BGP), MPLS, VPNs, and QoS.
Experience with Cisco networking equipment, including switches, routers, and wireless controllers. certifications, CCNA, CCNP or CCIE
Aruba certifications in configuring and troubleshooting Cisco ISE policies, authentication methods (802.Analytical and problem-solving skills with the ability to diagnose and resolve complex network and security issues.
Routing/Switching & Security in writing HLD/LLD and Runbooks
Competitive compensation and benefits that includes up to 20 days’ vacation per year, various insurances like Term life and Business Travel insurance. Employee benefits are regulated by an internal policy that contains full details regarding the entitlement and conditions for the benefits as per the law of the land.
Great opportunities to make the role your own, upskill yourself and get involved with exciting projects.
Alongside your professional excellence, you join the likeminded colleagues to create a larger impact within the company and society at large in your chosen area of passion - CSR Council, Diversity Council, Women Connect, Sparks – Engagement Champion to name a few.

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